Nitrile rubber duct sealant "AD Seal" *Certified by the Minister of Land, Infrastructure, Transport and Tourism
Ideal for joints of ducts and machinery! This sealing material is primarily composed of nitrile rubber, which has excellent oil resistance.
The AD Seal (Air Duct Seal) from Kōbutsu Kasei Co., Ltd. is a sealing material primarily made of nitrile rubber, which has excellent oil resistance. It is an easy-to-use solvent-type sealing material, free from toluene and xylene. It adheres well to metals such as zinc-coated steel and aluminum, and maintains excellent elasticity after curing. 【Features】 ■ Acquired F☆☆☆☆ certification ■ Free from toluene and xylene ■ Easy-to-use solvent-type sealing material *For more details, please contact us or download the PDF.
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basic information
【Specifications】 ■Hue: Visual/Standard Color: Silver ■Non-volatile content: 110±5℃ for 3 hours: 57±3% ■Touch dry →JIS A 1439 5.19 Tack-free test: 23℃ for 3-6 minutes, 5℃ for under 20 minutes ■Heat aging resistance →After 168 hours at 70℃: No change →After 2 hours at 160℃: Slight yellowing ■Cold resistance: After 7 days at -20℃: No change ■Moisture resistance: After 7 days at 50±2℃ and 95% RH: No change ■Water resistance: After 7 days submerged in water at 23±2℃: No change ■Oil resistance: After 7 days submerged in castor oil: No change ■Kerosene resistance: After 7 days submerged in kerosene: Coating softening, gloss reduction
Price information
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Delivery Time
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Applications/Examples of results
【Usage】 ■ Sealing of corner parts and seam parts of common plates, angles, and flange ducts ■ Sealing of joints in spiral ducts, sealing of rivet and screw heads
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Company information
Koumon Chemical Co., Ltd. is a company located in Ibaraki City, Osaka Prefecture, that sells and processes construction sealing materials, adhesives, waterproofing materials, heat shrink tubes, and chemical products, as well as performing waterproofing work, installation of water stop boards, and welding work. In filling processing, we fill aluminum tubes with adhesives and other materials, fill cartridges with adhesives and other materials, and fill can containers. In the construction department, we undertake waterproofing work, exterior wall repair work, and underground waterproofing work.
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